feat(presence): migration 038 space_visits + spaces.host_requires_card

space_visits: one row per visit (check-in/out, is_host, in/out notes);
partial UNIQUE (space_id,member_id) WHERE checked_out_at IS NULL = one
open visit per member. RLS additive/default-deny: SELECT = any space
member (presence is social), NO client write policy (validated
self-resolved service-client actions only; immutable history). No new
permission code; org-wide attendance is all-members by product decision.
spaces.host_requires_card (bool, default true) gates host check-in.
Mirrored in schema.sql, types, DATABASE_SCHEMA, DB_SCHEMA_MAP.
This commit is contained in:
Moheeb Zara
2026-05-16 22:11:17 -07:00
parent 51087748d6
commit 1ca70eb1b5
5 changed files with 111 additions and 2 deletions
+56
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@@ -0,0 +1,56 @@
-- =============================================================================
-- 038: Presence & attendance (check-in / check-out / hosting)
-- =============================================================================
-- space_visits is one row per visit: a member checks in (optionally as a host,
-- optionally with a note), and later checks out (optionally with a note). An
-- open visit (checked_out_at IS NULL) means the member is currently present.
--
-- * Partial UNIQUE (space_id, member_id) WHERE checked_out_at IS NULL: at
-- most one open visit per member per space. The action layer auto-closes a
-- stale open visit before starting a new one.
-- * Presence is inherently social, so any space member may SELECT. There is
-- deliberately NO client INSERT/UPDATE/DELETE policy: check-in/out funnel
-- through validated service-client actions that resolve the member
-- server-side (self-only) and enforce the one-open invariant and the
-- host-eligibility rule. History is not deletable (no DELETE path).
-- * No new permission code. The org-wide attendance view is visible to any
-- space member (product decision); managers are not special here.
--
-- spaces.host_requires_card gates checking in *as a host*: when true (default)
-- a member must have an active member_card on file to mark themselves host;
-- a space may flip it off to let anyone self-mark host. Enforced in the app
-- (lib/presence-logic.ts + lib/actions/presence.ts); additive nullable-safe
-- column with a NOT NULL DEFAULT so existing spaces keep the safe behavior.
--
-- Idempotent: ADD COLUMN / CREATE TABLE / CREATE INDEX IF NOT EXISTS,
-- DROP POLICY IF EXISTS then CREATE.
-- =============================================================================
ALTER TABLE public.spaces
ADD COLUMN IF NOT EXISTS host_requires_card boolean NOT NULL DEFAULT true;
CREATE TABLE IF NOT EXISTS public.space_visits (
id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
space_id uuid NOT NULL REFERENCES public.spaces(id) ON DELETE CASCADE,
member_id uuid NOT NULL REFERENCES public.space_members(id) ON DELETE CASCADE,
checked_in_at timestamptz NOT NULL DEFAULT now(),
checked_out_at timestamptz,
is_host boolean NOT NULL DEFAULT false,
check_in_note text CHECK (check_in_note IS NULL OR char_length(check_in_note) <= 500),
check_out_note text CHECK (check_out_note IS NULL OR char_length(check_out_note) <= 500),
created_at timestamptz NOT NULL DEFAULT now()
);
CREATE UNIQUE INDEX IF NOT EXISTS idx_space_visits_open
ON public.space_visits (space_id, member_id) WHERE checked_out_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_space_visits_present
ON public.space_visits (space_id) WHERE checked_out_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_space_visits_member
ON public.space_visits (space_id, member_id, checked_in_at DESC);
ALTER TABLE public.space_visits ENABLE ROW LEVEL SECURITY;
DROP POLICY IF EXISTS space_visits_select ON public.space_visits;
CREATE POLICY space_visits_select ON public.space_visits FOR SELECT
USING (space_id IN (SELECT public.get_user_space_ids(auth.uid())));
-- No INSERT/UPDATE/DELETE policy: the validated service-client actions are the
-- only writers; attendance history is immutable.
+41
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@@ -57,6 +57,7 @@ CREATE TABLE IF NOT EXISTS public.spaces (
invite_code text,
require_approval boolean DEFAULT true,
public_member_directory boolean DEFAULT false,
host_requires_card boolean NOT NULL DEFAULT true,
webhook_secret text,
settings jsonb DEFAULT '{}',
created_at timestamptz NOT NULL DEFAULT now(),
@@ -2498,3 +2499,43 @@ DROP TRIGGER IF EXISTS trg_door_card_slots_touch ON public.door_card_slots;
CREATE TRIGGER trg_door_card_slots_touch
BEFORE UPDATE ON public.door_card_slots
FOR EACH ROW EXECUTE FUNCTION public.touch_updated_at();
-- =============================================================================
-- 24. Presence & attendance (check-in / check-out / hosting)
-- (equivalent to scripts/038_presence_attendance.sql).
--
-- space_visits: one row per visit; open (checked_out_at IS NULL) = present.
-- Partial UNIQUE (space_id, member_id) WHERE checked_out_at IS NULL keeps
-- at most one open visit per member (the action auto-closes a stale one
-- before a new check-in). SELECT = any space member (presence is social);
-- NO client write policy (validated service-client actions only, self-
-- resolved, immutable history). No new permission code; the org-wide
-- attendance view is visible to any space member by product decision.
-- spaces.host_requires_card (mirrored above) gates host check-in; enforced
-- in the app.
-- =============================================================================
CREATE TABLE IF NOT EXISTS public.space_visits (
id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
space_id uuid NOT NULL REFERENCES public.spaces(id) ON DELETE CASCADE,
member_id uuid NOT NULL REFERENCES public.space_members(id) ON DELETE CASCADE,
checked_in_at timestamptz NOT NULL DEFAULT now(),
checked_out_at timestamptz,
is_host boolean NOT NULL DEFAULT false,
check_in_note text CHECK (check_in_note IS NULL OR char_length(check_in_note) <= 500),
check_out_note text CHECK (check_out_note IS NULL OR char_length(check_out_note) <= 500),
created_at timestamptz NOT NULL DEFAULT now()
);
CREATE UNIQUE INDEX IF NOT EXISTS idx_space_visits_open
ON public.space_visits (space_id, member_id) WHERE checked_out_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_space_visits_present
ON public.space_visits (space_id) WHERE checked_out_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_space_visits_member
ON public.space_visits (space_id, member_id, checked_in_at DESC);
ALTER TABLE public.space_visits ENABLE ROW LEVEL SECURITY;
DROP POLICY IF EXISTS space_visits_select ON public.space_visits;
CREATE POLICY space_visits_select ON public.space_visits FOR SELECT
USING (space_id IN (SELECT public.get_user_space_ids(auth.uid())));